Special lifting tool for horizontal type clamp and method
Self-propelled multipurpose agricultural perforating machine
Space expandable exposure experiment platform based on spherical 5R mechanism
Freight spaceship for space station cargo transportation and freight method
Electric vehicle charging pile with heat dissipation function
Marine fender corrosion-resistant structural part convenient to disassemble and assemble
Load three-point distributed wing-in-ground ship landing wheel device
N (3RRU) reconfigurable series-parallel type capturing mechanism and capturing method thereof
Air intake and exhaust device for amphibious boat power system
Multi-navigation-state adjusting device and method for wing-in-ground-effect vehicle